Home / 124,682.49-187,024.14-31,188.24

Finding the Fourth Proportional to 124,682.49, 187,024.14 and 31,188.24

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Solution

The fourth proportional to 124,682.49, 187,024.14 and 31,188.24 is: 46,782.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,682.49 : 187,024.14 = 31,188.24 : x
  2. Step 2: Convert to fraction form
    124,682.49/187,024.14 = 31,188.24/x
  3. Step 3: Cross multiply
    124,682.49x = 187,024.14 × 31,188.24
  4. Step 4: Simplify right side
    124,682.49x = 5,832,953,764.11
  5. Step 5: Solve for x
    x = 5,832,953,764.11/124,682.49
  6. Step 6: Final answer
    x = 46,782.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.